Ex-big pharma executive behind OxyContin sells medical marijuana

11/25/16–John Stewart, and formerly of Purdue Pharma, is now a co-founder of Emblem, a medical marijuana company based in Paris, Ontario. He credits his time at Purdue Pharma, which did some early research into therapeutic cannabis but never brought a drug to market, for sparking his current interest – finding better ways to deliver the medical benefits of marijuana to patients. Read